Finding the Fourth Proportional to 352,302.98, 528,509.54 and 115,591.82
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Solution
The fourth proportional to 352,302.98, 528,509.54 and 115,591.82 is: 173,405.80
Step by Step Solution
- Step 1: Write the proportion equation
352,302.98 : 528,509.54 = 115,591.82 : x - Step 2: Convert to fraction form
352,302.98/528,509.54 = 115,591.82/x - Step 3: Cross multiply
352,302.98x = 528,509.54 × 115,591.82 - Step 4: Simplify right side
352,302.98x = 61,091,379,615.96 - Step 5: Solve for x
x = 61,091,379,615.96/352,302.98 - Step 6: Final answer
x = 173,405.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.